What’s Vulnerable › Vulnerabilities
CVE-2020-36752: Coming Soon & Maintenance Mode Page <= 1.57 - Cross-Site Request Forgery Bypass
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2023-07-12 · updated 2026-06-17
- Weakness: CWE-352
Description
The Coming Soon & Maintenance Mode Page plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.57. This is due to missing or incorrect nonce validation on the save_meta_box() function. This makes it possible for unauthenticated attackers to save meta boxes via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Affected products
- Wpconcern Coming Soon & Maintenance Mode Page: before 1.58 — fixed in 1.58
How to fix
Upgrade to a fixed version: Wpconcern Coming Soon & Maintenance Mode Page 1.58. Check the vendor advisory for mitigations.
References
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2368978%40nifty-coming-soon-and-under-construction-page&new=2368978%40nifty-coming-soon-and-under-construction-page&sfp_email=&sfph_mail=
- https://www.wordfence.com/threat-intel/vulnerabilities/id/d283527a-a955-4f82-9827-81a71158d8e2?source=cve
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
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